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152142154 = 2833832393
BaseRepresentation
bin10010001000110…
…00000101001010
3101121021121210121
421010120011022
5302422022104
623032533454
73525121063
oct1104300512
9347247717
10152142154
117897571a
1242b5128a
132569bc58
14162c556a
15d554254
hex911814a

152142154 has 16 divisors (see below), whose sum is σ = 231662592. Its totient is φ = 74927008.

The previous prime is 152142143. The next prime is 152142157. The reversal of 152142154 is 451241251.

It is not an unprimeable number, because it can be changed into a prime (152142157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62382 + ... + 64774.

It is an arithmetic number, because the mean of its divisors is an integer number (14478912).

Almost surely, 2152142154 is an apocalyptic number.

152142154 is a deficient number, since it is larger than the sum of its proper divisors (79520438).

152142154 is a wasteful number, since it uses less digits than its factorization.

152142154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2861.

The product of its digits is 1600, while the sum is 25.

The square root of 152142154 is about 12334.5917646268. The cubic root of 152142154 is about 533.8466480683.

The spelling of 152142154 in words is "one hundred fifty-two million, one hundred forty-two thousand, one hundred fifty-four".

Divisors: 1 2 83 166 383 766 2393 4786 31789 63578 198619 397238 916519 1833038 76071077 152142154